Convert square millimeters to square feet

1 mm² = 0.00001076 ft². Change the amount below, or read the formula and the reference table further down.

1 square millimeter equals

0.00001076square feet

1 mm² = 0.00001076 ft²

The formula

Square millimeters and square feet both measure area from the same zero, so a single multiplier does the job.

ft² = mm² × 0.0000107639

Going the other way? Convert square feet to square millimeters.

Square millimeters to square feet table

Common values, rounded for reading.

Square millimeters (mm²)Square feet (ft²)
10.000011
20.000022
30.000032
40.000043
50.000054
60.000065
70.000075
80.000086
90.000097
100.000108
150.000161
200.000215
250.000269
300.000323
400.000431
500.000538
750.000807
1000.001076
2500.002691
5000.005382
1,0000.010764

Questions people ask

How many square feet are in a square millimeter?
One square millimeter equals 0.0000107639 square feet.
How do I convert square millimeters to square feet by hand?
Multiply the number of square millimeters by 0.0000107639. For a rough check, 0 is close enough for most everyday use.
What is 1 square millimeter in square feet?
1 square millimeter is 0.00001076 square feet.

Calcuit generates this page from a unit table, so the factors here match every other page on the site.

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